For those who love to tinker with music boxes, the butterfly key is an indispensable tool. This winding key is suitable for DIY music box projects, allowing you to repair your music box with ease. Its design ensures a suitable fit with most musical mechanisms, making it a reliable replacement part. To operate, insert the key into the winding mechanism and twist to wind up the music box, ensuring your melodies play smoothly. Features -Color:Multi -Material:Plastic, stainless steel -Size:5.50X4.80X0.90cm/2.16X1.89X0.35in -Diy repair kit: ideal for music box enthusiasts who enjoy repairing and customizing their own music boxes -Comprehensive parts: a winding key, providing everything you need for music box repair and maintenance -Stylish butterfly key: the practical key is both stylish and functional, adding a unique touch to your music box -Minimalist design: the minimalist design is both elegant and practical, making it suitable for any music box -Detailed craftsmanship: crafted with detailed attention, ensuring a reliable product that is both practical and beautiful Package list: 1 x music box key